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    • 5. 发明授权
    • Circuit configuration for fan regulation
    • 风扇调节电路配置
    • US07000848B2
    • 2006-02-21
    • US10768457
    • 2004-01-30
    • Peter Busch
    • Peter Busch
    • F24F7/00H03K5/153G05B1/02F01B25/00
    • G05D7/0676
    • A fan regulation circuit configuration includes an input receiving an input voltage (proportional to fan current and forms a first comparison voltage), a low-pass filter (filters input voltage and a filter output voltage is tapped off as second comparison voltage), a first comparison device for commutation identification (outputs signal indicating a commutation if value of one of the comparison voltages multiplied by first factor is greater than the other comparison voltage), and a regulator (outputs a control voltage dependent upon identified commutation pulses). The circuit has self-adjusting sensitivity adaptation and a second comparison device outputting a signal if the value of one of the comparison voltages multiplied by a second factor is greater than the other comparison voltage, the second factor being less than the first factor. A control device decreases the first and second factors in the event of an output signal of the second comparison device being received to reduce the sensitivity of the commutation identification.
    • 风扇调节电路配置包括接收输入电压(与风扇电流成比例并形成第一比较电压)的输入,低通滤波器(滤波器输入电压和滤波器输出电压作为第二比较电压被分接),第一 用于换向识别的比较装置(如果比较电压中的一个乘以第一因子的值大于另一个比较电压,则输出指示换向的信号)和调节器(输出取决于所识别的换向脉冲的控制电压)。 如果所述比较电压中的一个乘以第二因子的值大于另一个比较电压,则所述电路具有自调整灵敏度适应和第二比较装置输出信号,所述第二因子小于第一因子。 在接收到第二比较装置的输出信号的情况下,控制装置降低第一和第二因素,以降低换向识别的灵敏度。
    • 6. 发明授权
    • Circuit arrangement for measuring the current consumption of a transistor-controlled load
    • 用于测量晶体管控制负载的电流消耗的电路布置
    • US06876184B2
    • 2005-04-05
    • US10204420
    • 2001-03-30
    • Peter Busch
    • Peter Busch
    • G01R19/00H02P7/288
    • G01R19/0092
    • The invention relates to a circuit arrangement for measuring the current consumption of a transistor-controlled load, in particular of an electromotor, whereby a load current (IL) is detected by measuring the controlling current (IT2) of an output bipolar transistor (T1). The controlling current (IT2) is detected using the voltage drop across an internal measuring shunt (R1). As the controlling current (IT2) is substantially smaller than the load current, the power losses are negligible in comparison with a measuring shunt that is connected in series to the load. In addition, there is no need for a controlling unit input, to which an external measuring-circuit voltage is applied.
    • 本发明涉及一种用于测量晶体管控制负载(特别是电动机)的电流消耗的电路装置,由此通过测量输出双极晶体管(T1)的控制电流(IT2)来检测负载电流(IL) 。 使用内部测量分流(R1)之间的电压降来检测控制电流(IT2)。 由于控制电流(IT2)明显小于负载电流,与与负载串联连接的测量分流器相比,功率损耗可忽略不计。 此外,不需要施加外部测量电路电压的控制单元输入。
    • 7. 发明授权
    • Power supply apparatus
    • 电源设备
    • US5864476A
    • 1999-01-26
    • US894537
    • 1997-08-21
    • Peter Busch
    • Peter Busch
    • G05F1/46H02J1/10H02M7/00H02M3/06
    • G05F1/46H02J1/10
    • A power supply apparatus is shown that comprises several identical individual power packs connected in parallel so as to be decoupled from one another. The individual power packs produce coupled output voltages, of which one is adjusted by a pulse duty control and the others are corrected in linear fashion. By means of a correction such that a comparison of target/actual output voltage values is done without, the mean value of all the actual current values is formed, and a mistuning of a respective target/actual current comparison is carried out, a constantly uniform current distribution to the individual power packs is achieved, with a low power loss, fault tolerance via possible redundancy, and the possibility of "hot board replacement."
    • PCT No.PCT / DE96 / 00178 Sec。 371日期1997年8月21日 102(e)日期1997年8月21日PCT提交1996年2月6日PCT公布。 公开号WO96 / 26571 日期1996年8月29日显示了一种电源装置,其包括并联连接的若干相同的独立电源组件,以便彼此分离。 单独的电源组产生耦合的输出电压,其中一个通过脉冲占空比控制进行调整,其它电压以线性方式校正。 通过校正,使得目标/实际输出电压值的比较不进行,形成所有实际电流值的平均值,并且执行各个目标/实际电流比较的失真,持续均匀 实现对各个电源组的电流分配,具有低功率损耗,通过可能的冗余的容错,以及“热板更换”的可能性。
    • 9. 发明授权
    • Injection mold
    • 注塑模具
    • US4524943A
    • 1985-06-25
    • US514734
    • 1983-07-18
    • Peter BuschKarl-Heinz Barbet
    • Peter BuschKarl-Heinz Barbet
    • B29C45/00B29B13/00B29C33/00B29C33/22B29C33/44B29C33/76B29C41/00B29C45/33B29C45/36B29C45/37B29C45/43B29C45/44B29C45/64B29C11/00
    • B29C45/33B29C45/435B29K2021/00B29L2031/703
    • An injection mold for the manufacture of sealing elements consisting of elastic material and having undercuts, particularly sealing bellows for joints, for example ball joints in automotive vehicles, includes followers which are divided centrally in the longitudinal direction of the sealing element and form the outer contour. The mold has a core plunger which forms the inner contour and is divided into an upper core plunger part and a lower core plunger part which are movable relative to each other. The sealing element is removed from the foregoing parts after the opening of the followers. In order to be able to remove the sealing element automatically form the mold without the use of parting agent the followers are split in transverse direction into an upper and a lower pair of followers in the region between the inner undercut of smallest diameter and the outer undercut of smallest diameter. The pairs of followers being movable independently of each other for successive gripping of the sealing element during opening of the mold.
    • 一种用于制造由弹性材料制成并具有底切的密封元件的注射模具,特别是用于接头的密封波纹管,例如机动车辆中的球窝接头,包括在密封元件的纵向方向上居中并形成外轮廓的从动件 。 模具具有形成内部轮廓的芯柱塞,并且被分成可相对于彼此移动的上芯柱塞部分和下芯柱塞部件。 在关闭器打开之后,密封元件从上述部件中移除。 为了能够在不使用分型剂的情况下自动地形成密封元件而形成密封元件,从而在最小直径的内切削和内切削之间的区域中沿横向分裂成上下一对随动件 的最小直径。 所述随动件对可彼此独立地移动,以在打开模具期间连续地夹持密封元件。